218720110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{135851}}^1$

素因数の和:135888

約数の個数: 32

約数和(自身を含む): 469504512

約数和(自身を除く): 250784402

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 135851, 271702, 679255, 950957, 1358510, 1901914, 3124573, 4754785, 6249146, 9509570, 15622865, 21872011, 31245730, 43744022, 109360055, 218720110]

約数ペア:

[(1, 218720110), (2, 109360055), (5, 43744022), (7, 31245730), (10, 21872011), (14, 15622865), (23, 9509570), (35, 6249146), (46, 4754785), (70, 3124573), (115, 1901914), (161, 1358510), (230, 950957), (322, 679255), (805, 271702), (1610, 135851)]